メタデータ名 G20513245553
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3312500 38.6291667, 141.3375000 38.6291667, 141.3375000 38.6333333, 141.3312500 38.6333333, 141.3312500 38.6291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral